补体是人或动物体液中正常存在的一组与免疫有关的并有酶活性的糖蛋白。
参考答案:错
Which of the following best describes the relationship between the Herfindahl-Hirschman Index and the indicated type of market Market type Herfindahl-Hirschman Index () ①A. Perfect competition 1800 ②B. Monopolistic competition 100 ③C. Monopoly10000
A. ①
B. ②
C. ③
陆游与王安石、苏轼、()并称“宋代四大诗人”。
A、黄庭坚
B、辛弃疾
C、欧阳修
D、柳永